I have to mill 32 round pockets into an AL plate. The pockets range from
2.125" dia. x .180" deep to 2.625" dia. x 1.80 deep. This plate will be a mold for injecting Urethane into thin wire wheel brushes that are used to clean grooves and such. This encapsulating process is done by another company that is a trading partner and good friends. They just don't have much machining capability. In return, I get a hot stamping machine that I have good use for.Very much like this: